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I can give you several sentences.
You might also hear the term "needless to say," as in "Needless to say, you should be doing your own homework."
i won the race, but it was needless to say so!
Needless to say the sky is blue!
This is an idiom. Meaning that it is given or obvious.
Needless to say, i need that 2 page paper in by the end of the semester.